Model: 44B3021-72DPC1H2C

Valve Seat

Properties:

Flange Diameter

1.750 inches

Taper Length

0.874 inches

Taper Minor Diameter

Between 0.512 inches and 0.516 inches

Taper Major Diameter

0.722 inches

Body Outside Diameter

1.314 inches

Body Inside Diameter

Between 0.503 inches and 0.504 inches

Seat Radius

0.151 inches

Flange Seat To Disk End Height

0.375 inches

Under Flange Height

0.870 inches

Seating Surface Shape

Radial

Material

Rod, welding, surfacing face

Material

Steel body

Material Specification

Mil-r-17131, type mil-rcocr-a military specification single material response face

Material Specification

Qq-s-763, class 416 federal specification single material response body

Style Designator

Plain flanged

NSN

4820-00-529-5988

Part Number

44B3021-72DPC1H2C

Description

Seat,valve

CAGE

10855

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Part 44B3021-72DPC1H2C NSN 4820-00-529-5988

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi